Finding the Third Proportional to 21,076 and 45,436

Step by Step Solution

1. Step 1: Write the proportion equation
   21,076 : 45,436 = 45,436 : x
2. Step 2: Convert to fraction form
   21,076/45,436 = 45,436/x
3. Step 3: Cross multiply
   21,076x = 45,436 × 45,436
4. Step 4: Simplify right side
   21,076x = 2,064,430,096
5. Step 5: Solve for x
   x = 2,064,430,096/21,076
6. Step 6: Final answer
   x = 97,951.70